CVE-2016-7969

Source
https://nvd.nist.gov/vuln/detail/CVE-2016-7969
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2016-7969.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2016-7969
Downstream
Related
Published
2017-03-03T16:59:00Z
Modified
2025-10-15T08:25:42.586491Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

The wraplinessmart function in ass_render.c in libass before 0.13.4 allows remote attackers to cause a denial of service (out-of-bounds read) via unspecified vectors, related to "0/3 line wrapping equalization."

References

Affected packages

Git / github.com/libass/libass

Affected ranges

Type
GIT
Repo
https://github.com/libass/libass
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
Fixed

Affected versions

0.*

0.10.0
0.10.1
0.10.2
0.11.0
0.11.1
0.11.2
0.12.0
0.12.1
0.12.2
0.12.3
0.13.0
0.13.1
0.13.2
0.13.3
0.9.10
0.9.11
0.9.12
0.9.7
0.9.8
0.9.9

Database specific

vanir_signatures

[
    {
        "signature_version": "v1",
        "target": {
            "function": "wrap_lines_smart",
            "file": "libass/ass_render.c"
        },
        "id": "CVE-2016-7969-4e1985b9",
        "source": "https://github.com/libass/libass/commit/f4f48950788b91c6a30029cc28a240b834713ea7",
        "digest": {
            "function_hash": "51762142420342031960033178136166488581",
            "length": 3562.0
        },
        "deprecated": false,
        "signature_type": "Function"
    },
    {
        "signature_version": "v1",
        "target": {
            "file": "libass/ass_render.c"
        },
        "id": "CVE-2016-7969-6cbe8aa7",
        "source": "https://github.com/libass/libass/commit/f4f48950788b91c6a30029cc28a240b834713ea7",
        "digest": {
            "threshold": 0.9,
            "line_hashes": [
                "71668818312444884182579424001384264623",
                "153709568892301489054239187538722912346",
                "249660998431858653011787501624001113437",
                "267991441071277646004286811666452386671"
            ]
        },
        "deprecated": false,
        "signature_type": "Line"
    }
]